It is Oxygen because we breath it out
Answer:
a
Explanation:
a book about the Korean War written by a contemporary historian
They used a cotton gin to quickly and efficiently separate the cotton fibers from their seeds.
The answer is election of 1860
The 1860 election happened when during the rise of major political groups that have differing principles.
The Republicans strongly support the abolishment of slavery while the democratic party support to keep the slavery system.
In the end , The Republican party (that led by Abraham Lincoln) won that election.
